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Red Hat Enterprise Linux 8: RHSA-2023:2932-01 Critical edk2 Security Issue

red hat
Calendar Grey May 16, 2023
Dist Redhat Esm H88
The recent Edk2 security patch for Red Hat Enterprise Linux 8 tackles several critical vulnerabilities, among them, the misinterpretation of X.400 addresses.
An update for edk2 is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.
Security Fix(es):
* openssl: X.400 address type confusion in X.509 GeneralName (CVE-2023-0286)
* openssl: timing attack in RSA Decryption implementation (CVE-2022-4304)
* openssl: double free after calling PEM_read_bio_ex (CVE-2022-4450)
* openssl: use-after-free following BIO_new_NDEF (CVE-2023-0215)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory security issue Red Hat Enterprise Linux critical threat important edk2

References

https://access.redhat.com/security/cve/CVE-2022-4304 https://access.redhat.com/security/cve/CVE-2022-4450 https://access.redhat.com/security/cve/CVE-2023-0215 https://access.redhat.com/security/cve/CVE-2023-0286 https://access.redhat.com/security/updates/classification#important https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.8_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: edk2-20220126gitbb1bba3d77-4.el8.src.rpm
noarch: edk2-aarch64-20220126gitbb1bba3d77-4.el8.noarch.rpm edk2-ovmf-20220126gitbb1bba3d77-4.el8.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:2932-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2932
Issue date: 2023-05-16

Topic

An update for edk2 is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue Red Hat Enterprise Linux critical threat important edk2

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - noarch

Bugs Fixed

2164440 - CVE-2023-0286 openssl: X.400 address type confusion in X.509 GeneralName

2164487 - CVE-2022-4304 openssl: timing attack in RSA Decryption implementation

2164492 - CVE-2023-0215 openssl: use-after-free following BIO_new_NDEF

2164494 - CVE-2022-4450 openssl: double free after calling PEM_read_bio_ex

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